进击的小李 issues

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                                            进击的小李

tutorial06中有关内存回收

在解决有关内存泄漏的问题中，我发现lept_parse_object函数中的m临时变量下也malloc了内存空间，但是在给出的答案中并没有对m分配的空间进行了释放，而且当我加上free(m.k)之后，在VS studio中会报错，或是某些测试不通过如不能获取键值，键值的内容为空。我想问一下m的空间不需要释放吗

the error when read xlsx about skip null

When I use for (const auto &row : ws.rows(true)) to traverse the read xlsx file, the empty rows in the table are also read in, how should I solve this?

I have a problem that if I run the distributed_sfm.sh script directly, it throws an exception, but if I run the feature extraction and feature matching script first and then run distributed_sfm.sh, it works fine, is this reasonable?

I have a problem that if I run the distributed_sfm.sh script directly, it throws an exception, but if I run the feature extraction and feature matching script first and then...